Results 51 to 60 of about 13,761 (256)

Surgical Treatment of Hemangiopericytoma in the Lip of a Filly: A Clinical Report [PDF]

Iranian Journal of Veterinary Surgery, 2017
Case Description: A 1.5-year-old filly weighing approximately 150 kg was presented to the clinic for a dense tumor-like mass on his lower lip. Clinical Findings: According to physical examinations, it was observed that the filly had a solitary, well ...
Ghasem Farjanikish, Azizollah Khodakaram-Tafti, Seifollah Dehghani Nazhvani, Mohsen Ghane   +3 more
doaj   +1 more source

Hemangiopericytoma of the thoracic spine: a case report

Journal of Surgical Case Reports, 2017
Hemangiopericytoma (HPC) has been described to be aggressive and potentially a malignant tumour. We report a rare case of a 63-year-old Chinese male who presented with primary intradural extramedullary HPC of the thoracic spine.
L. S. Chew, X. Han, K. K. Tan, M. Bundele   +3 more
semanticscholar   +1 more source

Solitary Fibrous Tumor of the Renal Hilar in a 52‐Year‐Old Woman: A Case Report

Clinical Case Reports, Volume 13, Issue 11, November 2025.
ABSTRACT Solitary fibrous tumors (SFTs) are rare spindle cell tumors that primarily originate from the pleura, with infrequent occurrences in the kidney. To date, only a limited number of cases has been reported. This report presents the case of a 52‐year‐old woman diagnosed with an SFTs.
Yang Zhang, Chuan‐Chuan Wu, Bang‐Wei Che, Kai‐Fa Tang   +3 more
wiley   +1 more source

Meningeal Solitary Fibrous Tumor: A Cytological Report With Emphasis on the Usefulness of Immunocytochemical Analysis for STAT6

Diagnostic Cytopathology, Volume 53, Issue 11, Page E210-E214, November 2025.
ABSTRACT Solitary fibrous tumors (SFTs) are rare neoplasms characterized by spindle neoplastic cell proliferation within collagenous stroma and prominent dilated vasculature. They present a wide histopathological spectrum, ranging from hypocellular lesions with a rich collagenous stroma to hypercellular lesions with scant stroma.
Hiroyuki Okanishi, Mitsuaki Ishida, Naoto Kohno, Isako Kataoka, Mari Tomiuka, Mayumi Uragami, Shizuka Ono, Chihiro Deguchi, Reika Takeda, Yoshitaka Kurisu, Yoshinobu Hirose   +10 more
wiley   +1 more source

Sinonasal Hemangiopericytoma

Ear, Nose & Throat Journal, 1994
Sino-nasal hemangiopericytomas are rare indolent mesenchymal tumors which slowly invade local tissue. Electronmicroscopy and immunohistochemical techniques may be necessary to differentiate hemangiopericytomas from other sarcomatous tumors. Differentiation between malignant and benign tumors poses a difficult task, therefore clinical correlation as ...
B, Millman, D, Brett, D P, Vrabec
openaire   +2 more sources

Definitive Radiotherapy as a Treatment for Presumed Brainstem Meningioma Causing Collet–Sicard Syndrome in Dogs: A Case Series

Veterinary Radiology &Ultrasound, Volume 66, Issue 6, November 2025.
ABSTRACT Collet–Sicard syndrome (CSS) is a rare neurological condition characterized by concomitant dysfunction of cranial nerves (CNs) IX–XII, resulting in variable combinations of dysphagia, dysphonia, and tongue paresis or paralysis. This retrospective case series describes three dogs diagnosed with CSS secondary to a suspected brainstem meningioma ...
Silvia Caeiro, Juan Carlos Serra, Megan Madden, Magdalena Parys   +3 more
wiley   +1 more source

Angiographic Evidence of a Purely Pial Bihemispheric Intracranial Hemangiopericytoma

Case Reports in Neurological Medicine, 2016
Background. Classification of hemangiopericytoma (HPC) has evolved to a mesenchymal, nonmeningothelial grade two or three neoplasm according to the World Health Organization; however its blood supply has always been defined by dual origin, pial and dural
Nathaniel Stetson, Sudhakar Vadivelu, Jiang Y. Li, Avi Setton, David J. Chalif   +4 more
doaj   +1 more source

Usefulness of Choline-PET for the detection of residual hemangiopericytoma in the skull base: comparison with FDG-PET

Head & Face Medicine, 2012
Background Choline is a new PET tracer that is useful for the detection of malignant tumor. Choline is a precursor of the biosynthesis of phosphatidylcholine, a major phospholipid in the cell membrane of eukaryotic cells.
Ito Shin, Yokoyama Junkichi, Yoshimoto Hitoshi, Yazawa Masaki, Kazuo Kubota, Hanaguri Makoto, Ohba Shinichi, Fujimaki Mitsuhisa, Ikeda Katsuhisa   +8 more
doaj   +1 more source

Liquid Biopsy in Rare Cancers: Lessons from Hemangiopericytoma

Analytical Cellular Pathology, 2018
Hemangiopericytoma (HPT) is a rare mesenchymal tumor of fibroblastic type and for its rarity is poorly studied. The most common sites of metastatic disease in patients with intracranial HPT are the bone, liver, and lung, suggestive for an hematogenous ...
C. Nicolazzo, L. Colangelo, A. Corsi, G. Carpino, A. Gradilone, C. Sonato, C. Raimondi, E. Gaudio, P. Gazzaniga, W. Gianni   +9 more
semanticscholar   +1 more source

Successful Management of Advanced Olfactory Esthesioneuroblastoma: A Case Report

Clinical Case Reports, Volume 13, Issue 10, October 2025.
ABSTRACT Early imaging and biopsy are crucial for diagnosing esthesioneuroblastoma. Multimodal treatment—endoscopic or combined surgery, adjuvant radiotherapy, and selective chemotherapy—offers the best outcomes. Long‐term follow‐up is essential to detect recurrences and manage complications like optic neuritis. Multidisciplinary coordination optimizes
Chiraz Halwani, Sana Ferchichi, Mariem Messelmani   +2 more
wiley   +1 more source